
/* 重置样式 */
html, body, ul, li, ol, dl, dd, dt, p, h1, h2, h3, h4, h5, h6, form, fieldset, legend, img, div{ 
	margin:0; padding:0;
}
ul,ol{
	list-style: none;
}
a{
	text-decoration: none;
	/* color: #000; */
}
.auto{
	margin:0 auto;
}
img{
	border: none;
	vertical-align: top;
}
.clear{
	zoom: 1;
}
.clear::after{
	content: "";
	display: block;
	visibility: hidden;
	clear: both;
	height: 0;
}
input{
	border: none;
	outline: none;
}
.parent{
	position: relative;
}
.son{
	position: absolute;
	top:0;
	right: 0;
	bottom: 0;
	left: 0;
	margin: auto;
}

